interwar period

As a slide rule addict (and, by way of disclosure, an ordinary member of the Oughtred Society), I'm well aware of the slide rule's proud history in aerospace design and research. Now we know that it almost certainly wasn't all done with slide rules - log and trig tables, mechanical calculators...

Here is a comprehensive list of U.S. Navy designations, starting with the first attempt of a standardized system in 1922 and ending in 1962, when the DoD's tri-service system was introduced and the old types still in service redesignated. Please note that: I'll be creating a new post for each...

Hi, the engineering Stefan Malinowski was a Polish designer,he interested to modify airplane wings,began with Caudron G-3,as I think Type-I,followed by some modifications we can called it Type-II,the Stemal-III (Type-III) was an experimental airplane based on a fuselage of Nieuport 83 with a...

The Ikarus aircraft factory was founded in Novi Sad in 1923 but later moved to Zemun (municipality of Belgrade) because of the better infrastructure. It produced various domestic and foreign aircraft under license. It's most famous prewar aircraft is the Ikarus Ik-3, the best Yugoslav prewar...

Sima Milutinovic was probably the most productive Yugoslav aircraft designer before WW2. Most of his planes were built by Roghozarski aircraft factory. I know the link is a bit long but english wikipedia has no article about this man...

The same as for the "EFo" series, again all pictures (in low res only) are from Wolfgang Wagners book "Hugo Junkers. Pionier der Luftfahrt - seine Flugzeuge" EF 50 maybe racer or record aircraft EF 53 4-engined long range passenger aircraft EF 55 used to measure the effects of...

7試 7-Shi Twin-Engined Carrier Aircraft (1932) Mitsubishi 3MT5 and 3MT5A > Type 93 Land-Based Attack [first G1M] 7試 艦上戦闘機 7-Shi Carrier Fighter (1932) Mitsubishi 1MF10 Nakajima NC? NK1F? 7試 艦上攻撃機 7-Shi Carrier Attack (1932) Aichi AB-8 Mitsubishi 3MT10 / Ka-5 Nakajima [B3N]...

Hi all! Maybe somebody can help with better, or at least bigger, drawing of this triplane monster? The only one which I could find is this (see attachment). I found it here: http://www.straggleresearch.com/2010/10/navy-type-10-carrier-torpedo-aircraft.html.

ICAR Întreprinderea de Constructii Aeronautice Românesti (Romanian Aeronautical Engineering Enterprise), Bucharest, 1932-1951. Below is a rough ICAR production type list. The ICAR-1 (or ICAR-I) for licence-built Grünau-9 gliders suggests an attempt at a rational designation system by ICAR. Has...

I still have to finish my detailed Cierva list, but here is a rough version: SPAIN BCD-1* 'El Cangrejo' two-seat biplane (* Barcala, Cierva & Diaz) BCD-2* small racing tractor monoplane (* Barcala, Cierva & Diaz) C-3 (large biplane) BRITAIN C.1 Autogiro N°1 C.2 Autogiro N°2 C.3 Autogiro N°3...

Hi, I know it is very difficult to know all of this company aircraft,but I hope to get them all,who can help ?. Of course we know all of those aircraft; IAR-11,12,13,14,15,16,21,22,23 24,27,36,37,38,39,46,47,79,80 and 81.

Hello I wish to know more about this elusive Swedish tank. The few articles I could find about it is regarded to the L-100 tank with 20mm AT gun. Do you guys know more about this vehicle? A drawing or photo maybe? Does even the Swedish built the L-101?

Here it is my personal contribution about the matter. Less known Italian prototype of mid-30's, born as record breaker (and eventually succeded in it) was also utilized as fake bomber during WWII in order to mislead Allies. During 1942 it was seriously considered as potential "America Bomber"...

Hi, after finally crossing my sources I present you guys a Heinkel project to embark in the "Graf Zeppelin" aircraft carrier. The well-known sesquiplane He114 was subject to an advanced design featuring retractable wheels (I don`t know about the tail one) and a bigger (full span?) lower wing...

Aeromarine (nd) Boland's first, unsuccessful plane (1909, 1 built) B two-place pusher motor; canard stabilizers with twin rudders between the wingtips (1910, 1 built) (nd) Aeromarine's first official type, Boland's single-seat canard pusher flying boat (1914, 1 built) (nd) military...

Hello, I am looking for any information concerning the 2 tailless military projects, refered as "Pterodactyl II" and "Pterodactyl III", presented by Geoffrey HILL to the Air Minitry in 1925-1927 , after the successful tests of his first powered "Pterodactyl" (aircraft now on show at the Science...

I will start to report news on Italian prototypes, that although numerous, appear to be little known We start from the family of vehicles OF-40 The OF40 is a tank that was produced in small quantities for export markets, from its platform, however, were derived means very interesting: OF-40...

Hi all, I search for drawing of some Hawker fighter projects. Hope you can help: 1) Hawker Henley Escort fighter conversion 2) Hawker Henley Close Support Bomber 3) Hawker Typhoon with Turbo-Supercharger 4) Hawker Tempest with Bristol Centaurus 5) Hawker Tempest Mk.I with Sabre IV 6)...

Hi friends, On 'Ali antiche' (Ancient wings) # 91, house organ of GAVS (Gruppo Amivi Velivoli Storici, member of European Aviation Preservation Council and British Aviation Preservation Council) there is an interesting features with a picture (and some enhancement of others) depicting an unknow...

Hi all, two pics of an early german UAV: the Argus As-292.